Free Linux Foundation OTCA Exam Questions

Become Linux Foundation Certified with updated OTCA exam questions and correct answers

Page: 1 / 71

Total 354 Questions | Updated On: Apr 15, 2026

Add To Cart

Question 1

Which of the following best describes how OpenTelemetry ensures uniform enrichment of logs, traces, and metrics?

A : By defining a common set of attribute names and values applied uniformly across all telemetry signals.

B : By enforcing that only logs are enriched with additional attributes.

C : By requiring applications to manually add the same attributes to logs, traces, and metrics.

D : By using separate enrichment processes for each telemetry signal.

Answer: A

Question 2

You have a root span representing an HTTP request and a child span representing a database query executed as part of handling that request. How should the child span reference its parent span?

A : By setting the child span's Trace ID to match the parent span's Trace ID

B : By creating a new Trace ID for the child span

C : By setting the child span's parent_id to the parent span's Span ID

D : By leaving the parent_id field empty in the child span

Answer: C

Question 3

Which of the following best describes how OpenTelemetry ensures uniform enrichment of logs, traces, and metrics?

A : By defining a common set of attribute names and values applied uniformly across all telemetry signals.

B : By enforcing that only logs are enriched with additional attributes.

C : By requiring applications to manually add the same attributes to logs, traces, and metrics.

D : By using separate enrichment processes for each telemetry signal.

Answer: A

Question 4

Which type of metric instrument in OpenTelemetry is best suited for capturing the current value of a resource, such as memory usage?

A : Histogram

B : Gauge

C : Summary

D : Counter

Answer: B

Question 5

You are a developer managing a production system that currently uses unstructured logs, making it difficult to perform scalable log analysis. To improve observability, you consider switching to a different logging approach. Which option would most effectively enhance your log analysis capabilities?

A : Continue using unstructured logs but implement more comprehensive regular expressions for parsing.

B : Switch to structured logging using a standard logging framework.

C : Store logs in plain text files for easier access.

D : Reduce the volume of logs by limiting log levels to ERROR only.

Answer: B

Page: 1 / 71

Total 354 Questions | Updated On: Apr 15, 2026

Add To Cart